import axios from 'axios'
import {MessageBox, Message} from 'element-ui'
import store from '@/store'
import {getToken} from '@/utils/auth'

// create an axios instance
const service = axios.create({
    baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
    // withCredentials: true, // send cookies when cross-domain requests
    timeout: 15000 // request timeout
})


// request interceptor
service.interceptors.request.use(
    config => {
        // do something before request is sent
        if (store.getters.token) {
            config.headers['Authorization'] = getToken()
        }
        return config
    },
    error => {
        // do something with request error
        return Promise.reject(error)
    }
)

// response interceptor
service.interceptors.response.use(
    /**
     * If you want to get http information such as headers or status
     * Please return  response => response
     */

    /**
     * Determine the request status by custom code
     * Here is just an example
     * You can also judge the status by HTTP Status Code
     */
    response => {
        const res = response

        // if the custom code is not 20000, it is judged as an error.
        if (res.status === 200 || res.status === 201||res.status === 204) {
            return res

        } else {
            Message({
                message: res.message || 'Error',
                type: 'error',
                duration: 5 * 1000
            })

            // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
            if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
                // to re-login
                MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
                    confirmButtonText: 'Re-Login',
                    cancelButtonText: 'Cancel',
                    type: 'warning'
                }).then(() => {
                    store.dispatch('user/resetToken').then(() => {
                        location.reload()
                    })
                })
            }
            return Promise.reject(new Error(res.message || 'Error'))
        }
    },
    error => {
        // 这里的信息在error.response 中我草  日了狗了

        if (error && error.response) {
            let  message=error.response.data.message
            switch (error.response.status) {
                case 400:
                    Message({
                        message: "访问的资源不存在",
                        type: 'error',
                        duration: 5 * 1000
                    })
                    break
                case 401:
                    Message({
                        message: "身份认证失败，请重新登录！",
                        type: 'error',
                        duration: 5 * 1000
                    })
                    break
                case 403:
                    Message({
                        message: "此账号暂未授权！",
                        type: 'error',
                        duration: 5 * 1000
                    })
                    break
                case 500:
                    Message({
                        message: message,
                        type: 'error',
                        duration: 3 * 1000
                    })
                    break
            }
        }
        return Promise.reject(error)
    }
)

export default service
